topsyscall(1m) USER COMMANDS topsyscall(1m)NAME
topsyscall - top syscalls by syscall name. Uses DTrace.
SYNOPSIS
topsyscall [-Cs] [interval [count]]
DESCRIPTION
This program continually prints a report of the top system calls, and refreshes the display every 1 second or as specified at the command
line.
Since this uses DTrace, only users with root privileges can run this command.
OPTIONS -C don't clear the screen
-s print per second values
EXAMPLES
Default output, 1 second updates,
# topsyscall
Print every 5 seconds,
# topsyscall 5
Print a scrolling output,
# topsyscall -C
FIELDS
load avg
load averages, see uptime(1)
syscalls
total syscalls in this interval
syscalls/s
syscalls per second
SYSCALL
system call name
COUNT total syscalls in this interval
COUNT/s
syscalls per second
DOCUMENTATION
See the DTraceToolkit for further documentation under the Docs directory. The DTraceToolkit docs may include full worked examples with ver-
bose descriptions explaining the output.
EXIT
topsyscall will run until Ctrl-C is hit, or the specified interval is reached.
AUTHOR
Brendan Gregg [Sydney, Australia]
SEE ALSO dtrace(1M), prstat(1M)version 0.90 Jun 13, 2005 topsyscall(1m)
Check Out this Related Man Page
syscallbypid.d(1m) USER COMMANDS syscallbypid.d(1m)NAME
syscallbypid.d - syscalls by process ID. Uses DTrace.
SYNOPSIS
syscallbypid.d
DESCRIPTION
This reports the number of each type of system call made by PID. This is useful to identify which process is causing the most system
calls.
This is based on a script from DExplorer.
Since this uses DTrace, only users with root privileges can run this command.
EXAMPLES
This samples until Ctrl-C is hit.
# syscallbypid.d
FIELDS
PID process ID
CMD process name
SYSCALL
system call name
COUNT number of system calls made in this sample
DOCUMENTATION
See the DTraceToolkit for further documentation under the Docs directory. The DTraceToolkit docs may include full worked examples with ver-
bose descriptions explaining the output.
EXIT
syscallbypid.d will sample until Ctrl-C is hit.
AUTHOR
Brendan Gregg [Sydney, Australia]
SEE ALSO procsystime(1M), dtrace(1M), truss(1)version 1.00 Jun 28, 2005 syscallbypid.d(1m)
Hi
Is it possible to stop a command executing after certain time?
I have this command say prstat which keeps on giving the values etc of the processes after every 1 sec(refreshes the screen)
What I want is just stop the execution after first screen
Since I have written this command in shell... (3 Replies)
I have a problem. I have a direcotry where i have files named as below
-rwxr-x--- 1 sadalbid dwro 953 Jan 4 17:03 tables.telg.subs.txt
-rwxr-x--- 1 sadalbid dwro 79 Jan 4 17:03 tables.telg.sub2.txt
-rw-r--r-- 1 sadalbid dwro 268 Jan 4 17:03 tables.telg.prty.txt... (16 Replies)
Hi Guru's
I've a variable "COUNT", which has the total number of records.
I need to print the contents of COUNT in 8 digit form to a file.
If count is 1, I need to print 00000001
If count is 23, I need to print 00000023 same way
if count is 77898, I need to print 00077898.
the... (3 Replies)
Hello,
I am in following situation.-
COUNT=`ls -l | wc -l`
echo $COUNT
---> 26
NO_OF_FILES=$COUNT-1
echo $NO_OF_FILES
---> 26-1
Here, I want the output to be 25. How could I do this. It seems simple, but I am not getting it. Please help me. (2 Replies)
Hi,
I've installed SMCtop on to a Solaris 9 sparc server and I am trying to capture the output of top to a file without success. The version of top I have installed is top-3.6.1-sol9-sparc-local.gz. All my attempts are below.
# /usr/local/bin/top -d 5 -f /tmp/top.out... (3 Replies)
Hi ,
HOW DO I COUNT THE NO of fields in a particular line of a file using awk
EX:
If file name is Pravee
a|2|3|4|y
the command shid display the result as 4
Please advise (2 Replies)
Hi All,
this is my first post...
i want the count output like the following:
COUNT(*) COUNT(*)
---------- ---------
0 120
The code is as follows:
# count the records in myemptable
$ORACLE_HOME/bin/sqlplus -SILENT /NOLOG... (2 Replies)
what is the relationship between
/usr/include/sys/*.h
and
/usr/include/unistd.h ?
Fuctions in unistd.h are syscalls. Do the fuctions in sys/*.h call syscalls? (7 Replies)
Hi Expert,
I want to print CPU and Memory utilization into a text file. I am using "prstat -Z" to see the output on screen. When I run below command
prstat -Z | grep httpd | awk '{print$3} '>> output.txt
but it is not printing to file. Also I want to be below header on output
PID USERNAME ... (6 Replies)
Dear all,
I have data like below and i need to add coloumn before the COUNT field to see the Percentage out of all COUNT field value for respective raw.
=============================================
COUNT CODE sConnType tConnType... (6 Replies)
need help with formatting output of command top and prstat. My requirment is to remove few columns and display remaining . But when i used awk to do that the output seems to be have gone vague, mixing the column values.
After using awk to print particular column the output seems to have lost... (1 Reply)
Here is the output of top command
So you see 99% of memory is in use -> Mem: 66005468k total, 65662548k used,
How can I find out all processes consuming this 99% memory in descending order of consumption i.e. starting with processes eating more memory.
I need the total of the output to... (3 Replies)